Special Issue Article Open Access

Productivity improvement through application of theory of constrains and lean principles

Abstract

Now a days, the world economy brings great competition between companies that creates an intense pressure. Because of this increasing competition, companies want to improve their process for becoming more efficient to lower costs while improving their quality level and providing a better service. The purpose of this project is to discover areas of improvement in a production flow and to give suggestions on these through finding and eliminating waste in the production environment. Theory of constrains is used to identify the critical points in the production flow. The production flow of a product is mapped by using value stream mapping and analyzed to eliminate the activities which affects the production flow of the product. Change over time reduction method is suggested as a way to eliminate the non value added activities.

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